词汇网络: commerce

A market is a specific place where people gather to buy and sell goods, often food or crafts. It can also refer to the group of people who want to buy a particular product or the general system of trade.

To exchange something for something else.

Retail is the sale of goods or services from individuals or businesses to the end-user, known as the consumer. It involves selling products in relatively small quantities for personal use or consumption rather than for resale.